small, smooth stone, late 13c., from Old English papolstan "pebblestone," of unknown origin. Perhaps imitative. Some sources compare Latin papula "pustule, pimple, swelling."
实用例句
1. You throw a pebble in a pool and it ripples.
往池塘里扔块鹅卵石就会激起一片涟漪。来自柯林斯例句
2. The bird mistook the pebble for egg and tried to hatch it.
这只鸟错把卵石当蛋,想去孵它.来自《简明英汉词典》
3. You aren't the only pebble on the beach.
你这样的人多得很.来自《简明英汉词典》
4. He fitted a pebble into the catapult and pulled back the elastic. Twang!
他把石子放进弹弓里，然后往回拉动橡皮筋。“嘣”！来自柯林斯例句
5. He glared at Nikitin but the General Secretary stared him out with hard, pebble-like eyes.
